X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/74926d2db1d9f3228acdfca03013a8ba0ac1d8c0..0eabc11fcf240415e39f3873dfce7cd9384b3042:/lunaix-os/includes/lunaix/mm/mmap.h

diff --git a/lunaix-os/includes/lunaix/mm/mmap.h b/lunaix-os/includes/lunaix/mm/mmap.h
index 6429225..f85302e 100644
--- a/lunaix-os/includes/lunaix/mm/mmap.h
+++ b/lunaix-os/includes/lunaix/mm/mmap.h
@@ -7,15 +7,21 @@
 
 struct mmap_param
 {
-    ptr_t vms_mnt;
-    vm_regions_t* regions;
-    off_t offset;
-    size_t length;
-    u32_t proct;
-    u32_t flags;
-    u32_t type;
+    ptr_t vms_mnt;        // vm mount point
+    struct proc_mm* pvms; // process vm
+    off_t offset;         // mapped file offset
+    size_t mlen;          // mapped memory length
+    size_t flen;          // mapped file length
+    u32_t proct;          // protections
+    u32_t flags;          // other options
+    u32_t type;           // region type
 };
 
+int
+mem_adjust_inplace(vm_regions_t* regions,
+                   struct mm_region* region,
+                   ptr_t newend);
+
 int
 mem_map(void** addr_out,
         struct mm_region** created,
@@ -26,6 +32,9 @@ mem_map(void** addr_out,
 int
 mem_unmap(ptr_t mnt, vm_regions_t* regions, void* addr, size_t length);
 
+void
+mem_unmap_region(ptr_t mnt, struct mm_region* region);
+
 void
 mem_sync_pages(ptr_t mnt,
                struct mm_region* region,